Roadside Vegetation Management Manual

Manual Notice | Roadside Vegetation Management Manual | TxDOT Manual System

♦Manual Notice 2009-2
►1. Vegetation Management Guidelines
- ►1. Introduction
  - ♦Background
  - ♦Purposes of Guidelines
- ►2. Determining Levels of Vegetation Management
  - ♦Purpose of Levels
  - ♦Who Determines the Levels?
- ►3. Guidelines for Levels of Vegetation Management
  - ♦Overview
  - ♦Developed Urban Highways
  - ♦Mowing and Trimming
  - ♦Herbicide Application
  - ♦Wildflowers
  - ♦Ornamental Plantings
  - ♦Erosion Control
  - ♦Wildlife Habitat and Native Plant Conservation
  - ♦Endangered and Threatened Plants and Animals
  - ♦Invasive Species
  - ♦Rural Highways
  - ♦Mowing and Trimming
  - ♦Herbicide Application
  - ♦Wildflowers
  - ♦Ornamental Plantings
  - ♦Erosion Control
  - ♦Wildlife Habitat and Native Plant Conservation
  - ♦Endangered and Threatened Plants and Animals
  - ♦Invasive Species
- ►4. Special Situations
  - ♦Overview
  - ♦Manicured Areas
  - ♦Grass Establishment
  - ♦Native Grasses
►2. Mowing Standards
- ►1. Types of Mowing
  - ♦Overview
  - ♦Modified Full-Width Mowing
  - ♦Strip Mowing
  - ♦Spot Mowing for Safety
- ►2. Transitions
  - ♦When Required
  - ♦Rate
- ►3. Special Mowing Situations
  - ♦Rural Medians and Outer Separations
  - ♦Rural Intersections
  - ♦Urban Intersections
  - ♦Cut and Fill Sections
  - ♦Rest Areas and Picnic Areas
- ►4. Mowing and Herbicide Application
  - ♦Need for Coordination
  - ♦How Overspray Herbicide Works
  - ♦Guidelines
  - ♦More Information
- ►5. Mowing and Litter Pickup
  - ♦Guideline
  - ♦Explanation
- ►6. Other Precautions
- ►7. Non-Mow or Natural Areas and Acreage Evaluations
►3. Herbicide Operations
►4. Native and Introduced Grasses, Wildflowers and Legumes
- ►1. Overview
  - ♦Background
  - ♦Benefits
  - ♦General Nature of Information
- ►2. Native and Introduced Grasses
  - ♦Introduction
  - ♦Establishment and Growth
  - ♦Maintenance
  - ♦Erosion Control and Soil Stabilization
  - ♦Wildlife Habitat
- ►3. Obtaining Seeds
- ►4. Wildflower Propagation
  - ♦Introduction
  - ♦ Sun or Shade
  - ♦Soil Condition
  - ♦Moisture
  - ♦Germination Time
- ►5. General Wildflower Planting Guidelines
  - ♦When to Plant
  - ♦Selecting Seeds
  - ♦Determining Planting Rate
  - ♦Pure Live Seed (PLS)
  - ♦Preparing the Soil
  - ♦Sowing the Seed
  - ♦Watering
- ►6. Bluebonnets and Other Legumes
  - ♦Introduction
  - ♦Blooming Date
  - ♦Obtaining Seed
  - ♦Where to Plant
  - ♦Planting Time
  - ♦How to Plant
  - ♦Special Precautions
  - ♦Need for Rhizobium
  - ♦Important Points
- ►7. Selecting Wildflowers by Natural Vegetative Region
  - ♦Natural Vegetative Regions
- ►8. USDA Hardiness Zone Map
  - ♦USDA Hardiness Zone Map with Districts Outlined
►5. Pruning Guidelines
- ►1. Reasons for Pruning
  - ♦Safety
  - ♦To Accommodate Utilities
  - ♦Health of the Vegetation
  - ♦Aesthetic Considerations
  - ♦Tree-Specific Reasons
- ►2. Pruning Guidelines
  - ♦Introduction
  - ►Aesthetic Principles
- ►3. Oak Wilt
  - ♦Background
  - ♦ Affected Area
  - ♦How it Spreads
  - ♦Symptoms
  - ♦What Can Be Done?
  - ♦More Information
- ►4. Trees and Utility Lines
- ►5. Texas Administrative Code for Utility Accommodation
  - ♦Texas Administrative Code §21.38
►6. Vegetation Management and Wildlife Habitat
- ►1. Overview
  - ♦Background
  - ♦Threat of Habitat Degradation
  - ♦Extent of Habitat Degradation
  - ♦Significance of Roadsides
- ►2. Preserving and Enhancing Habitat
  - ♦Strive for Diversity
  - ♦Mow Wisely
  - ♦Use Trees and Shrubs
  - ♦Nurture Seeds
  - ♦Encourage Wildflowers
  - ♦Roadsides and Endangered Species
- ►3. Changing Attitudes

Manual Notice: 2009-2

From: Toribio Garza, Jr., P.E., Director, Maintenance Division

Manual: Roadside Vegetation Maintenance Manual

Effective Date: June 01, 2009

Purpose

The online version of the Roadside Vegetation Management Manual, last updated March 1, 2009, is being updated to include an additional noxious weed description and herbicide control methods in Chapter 3.

Instructions

If you have a printed version of Chapter 3, Herbicide Operations, replace the previous version with this version. (Note: no printed revision will be sent.)

Changes

Chapter 3: Herbicide Operations:

Section 14: Added description and photo of Itchgrass, along with herbicide control methods, to list of noxious weeds.

Contact

Address questions concerning information contained in the Manual Notice to Randy Ormsby at (512) 416-3196.

Manual Notice: 2009-2

Purpose

Instructions

Changes

Contact

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